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For green card and visa holders, spouses who are not citizens, diplomats and staff of international organizations

Foreign Nationals Living in the United States

A foreign national who lives in the United States is taxed on worldwide income once resident for income tax purposes, and on the worldwide estate once domiciled here. The two tests differ, and the plan has to follow both.

Authorities on this page§ 7701(b)Treas. Reg. § 20.0-1(b)(1)§ 2056(d)§ 2523(i)§ 877AForm 3520

Law stated as of October 2026

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In brief.

  1. Income tax residence follows the green card test or the substantial presence test. Estate tax domicile follows residence combined with the intention to remain.
  2. A US domiciliary is taxed on the worldwide estate, with the full exclusion, whatever the citizenship.
  3. Gifts to a spouse who is not a US citizen qualify for an increased annual exclusion instead of the unlimited marital deduction.
  4. Property passing at death to a spouse who is not a US citizen needs a qualified domestic trust for the marital deduction, unless a convention provides relief.
  5. Foreign accounts, companies and trusts bring FBAR, Form 8938, Form 5471 and Form 3520 filings from the first year of residence.
Cover of Tax and Estate Planning for Non-Citizens in the United States
The Cross-Border Advisor Series · Book 1Tax and Estate Planning for Non-Citizens in the United States

A Guide for Financial Advisors, Tax Advisors and Estate Planners. About 530 pages. To be published in mid-December 2026; USD 225.

Pre-order
German and French speakers

Germans living in the United States find the same material in German on Vermoegen-USA.com; French speakers find it in French on patrimoine-americain.com.

Stages

From the year before arrival to departure

  1. Before arrival

    Basis, trusts and the restructuring of foreign companies and funds belong in the twelve months before US residence begins.

  2. The years of residence

    A plan for two countries: wills that work in both, beneficiary designations, and the reporting of foreign accounts and entities.

  3. Marriage and children

    The marital property regime brought from abroad, gifts to a spouse who is not a citizen, and the QDOT or the treaty alternative.

  4. Retirement

    US retirement accounts, foreign pensions and the treaty article that decides where they are taxed.

  5. Leaving the United States

    The end of residence, the exit tax for long-term residents and the estate tax position after departure.

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Material for foreign nationals living here

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Planning for two countries

Start with the facts of the household

Citizenships, residence, the year of arrival, the assets in each country and the heirs. The firm replies with the questions that need an answer and how it would charge for the work.

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